go withsb
—phrasal verbwithgoverbuk/ɡəʊ/us/ɡoʊ/present participlegoing|past tensewent|past participlegone
informalto have aromanticorsexualrelationshipwith someone
与（某人）谈恋爱；与（某人）有性关系
Did heevergo with anyoneelsewhile they werelivingtogether?他们在一起生活的时候，他有没有和别人发生过关系？